Wireless apparatus, base station, and communication controlling method thereof

• US 9,288,832 B2
• Filed: 01/09/2012
• Issued: 03/15/2016
• Est. Priority Date: 01/10/2011
• Status: Active Grant

• Current Assignee: Institute For Information Industry
• Original Assignee: Institute For Information Industry
• Inventors: Chen, Chiu-Wen, Sheu, Shiann-Tsong, Hsu, Chun-Yen
• Primary Examiner(s): Yun, Eugene
• Application Number:
  US13/346,250
• Publication Number:
  US 20120178379A1
• Time in Patent Office: 1,527 Days
• Field of Search: 455/68
• US Class Current: 1/1
• CPC Class Codes: H04W 52/0206 in access points, e.g. base stations access point devices per se H04W88/08
• CPC Class Codes: H04W 52/0219 where the power saving management affects multiple terminals
• CPC Class Codes: H04W 76/18 Management of setup rejection or failure
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

A wireless apparatus, a base station, and a communication controlling method are provided. A communication controlling system comprises the wireless apparatus and the base station. The wireless apparatus is configured to transmit a connection request to the base station and then enter a connection setup communication procedure. The wireless apparatus enters a temporary waiting status during a waiting duration after transmitting the connection request. The wireless apparatus stays in the connection setup communication procedure in the temporary waiting status. The communication controlling method is able to perform the same operations as those performed by the wireless apparatus and the base station is able to perform the operations corresponding to the wireless apparatus.

Claims

1. A wireless apparatus for use in a communication controlling system, the communication controlling system comprising the wireless apparatus and a base station, the wireless apparatus comprising:

a transceiver, being configured to transmit a connection request to the base station so that the wireless apparatus enters a connection setup communication procedure and to receive a temporary signal from the base station after transmitting the connection request, wherein the temporary signal carries a first waiting duration; and

a processor electrically connected to the transceiver, being configured to, after the temporary signal is received by the transceiver, enable the wireless apparatus to enter a temporary waiting status during the first waiting duration so that the wireless apparatus stays in the connection setup communication procedure in the temporary waiting status;

wherein the connection setup communication procedure is a procedure in which the wireless apparatus is going to set up a connection with the base station.

2. The wireless apparatus as claimed in claim 1, wherein the temporary signal is a temporary connection reject signal, and the processor initiates a connection response window duration after the connection request is transmitted by the transceiver, the transceiver does not receive a connection setup signal from the base station during the connection response window duration and receives the temporary connection reject signal from the base station when the connection response window duration expires, the wireless apparatus enters the first waiting duration after the temporary connection reject signal is received by the transceiver, and the transceiver further transmits a retransmitted connection request to the base station when the first waiting duration expires.

3. The wireless apparatus as claimed in claim 1, wherein the temporary signal is a temporary connection reject signal, and the processor initiates a connection response window duration after the connection request is transmitted by the transceiver, the transceiver receives the temporary connection reject signal from the base station during the connection response window duration, the wireless apparatus enters the first waiting duration after the temporary connection reject signal is received by the transceiver, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, the wireless apparatus further recovers from the power-saving status when the first waiting duration expires, and the transceiver further waits for a connection setup signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

4. The wireless apparatus as claimed in claim 3, wherein when the transceiver does not receive the connection setup signal after the first waiting duration has expired but before the connection response window duration expires and receives a connection reject signal from the base station when the connection response window duration expires, the processor initiates a second waiting duration carried in the connection reject signal so that the wireless apparatus is kept in the temporary waiting status during the second waiting duration, and the transceiver further transmits a retransmitted connection request to the base station when the second waiting duration expires.

5. The wireless apparatus as claimed in claim 1, wherein the temporary signal is a first temporary signal, the processor initiates a connection response window duration after the connection request is transmitted by the transceiver, the transceiver receives the first temporary signal from the base station during the connection response window duration, the wireless apparatus enters the first waiting duration after the first temporary signal is received by the transceiver, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, the wireless apparatus further recovers from the power-saving status when the first waiting duration expires, and the transceiver further waits for a second temporary signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

6. The wireless apparatus as claimed in claim 5, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the transceiver transmits a connection setup complete signal to the base station when the connection response window duration expires if the transceiver does not receive the second temporary signal after the first waiting duration has expired but before the connection response window duration expires.

7. The wireless apparatus as claimed in claim 5, wherein when the transceiver receives the second temporary signal from the base station after the first waiting duration has expired but before the connection response window duration expires, the processor initiates a second waiting duration carried in the second temporary signal so that the wireless apparatus is kept in the temporary waiting status during the second waiting duration.

8. The wireless apparatus as claimed in claim 7, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the transceiver is further configured to receive a connection setup signal from the base station during the second waiting duration when the communication controlling system is in a loadable status during the second waiting duration, and the transceiver further transmits a connection setup complete signal to the base station after receiving the connection setup signal.

9. The wireless apparatus as claimed in claim 7, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, the processor takes the second temporary signal as a formal connection setup signal when the transceiver does not receive a connection reject signal during the second waiting duration, and the transceiver further transmits a connection setup complete signal to the base station.

10. The wireless apparatus as claimed in claim 7, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and the transceiver receives a connection setup signal from the base station during the second waiting duration and transmits a connection setup complete signal to the base station.

11. The wireless apparatus as claimed in claim 5, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and when the transceiver does not receive the second temporary signal after the first waiting duration has expired but before the connection response window duration expires, the transceiver transmits a retransmitted connection request to the base station when the connection response window duration expires.

12. The wireless apparatus as claimed in claim 1, wherein the temporary signal is a temporary connection setup signal, and the processor initiates a connection response window duration after the connection request is transmitted by the transceiver, the transceiver is configured to receive the temporary connection setup signal from the base station during the connection response window duration so that the processor initiates the first waiting duration, and the transceiver transmits a connection setup complete signal to the base station when the first waiting duration expires.

13. The wireless apparatus as claimed in claim 1, wherein the temporary signal is a temporary connection reject signal, and the transceiver is configured to receive the temporary connection reject signal from the base station, the temporary connection reject signal carries a listening duration, the wireless apparatus enters the first waiting duration after the temporary connection reject signal is received by the transceiver, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, the wireless apparatus further recovers from the power-saving status when the first waiting duration expires, and the transceiver further waits for a connection setup signal from the base station during the listening duration after the first waiting duration.

14. The wireless apparatus as claimed in claim 13, wherein the transceiver transmits a retransmitted connection request to the base station when the listening duration expires if the transceiver does not receive the connection setup signal during the listening duration.

15. The wireless apparatus as claimed in claim 13, wherein the transceiver does not receive the connection setup signal during the listening duration and receives a connection reject signal from the base station when the listening duration expires, the connection reject signal carries a second waiting duration, the processor initiates the second waiting duration when the listening duration expires, and the transceiver further transmits a retransmitted connection request to the base station when the second waiting duration expires.

16. A base station for use in a communication controlling system, the communication controlling system comprising a wireless apparatus and the base station, the base station comprising:

a transceiver, being configured to receive a connection request from the wireless apparatus so that the wireless apparatus enters a connection setup communication procedure after transmitting the connection request and to transmit a temporary signal to the wireless apparatus after receiving the connection request, wherein the temporary signal carries a first waiting duration; and

a processor electrically connected to the transceiver, being configured to determine a status of the communication controlling system, wherein the status is one of a loadable status and an overload status,

wherein the wireless apparatus enters a temporary waiting status during the first waiting duration after receiving the temporary signal from the transceiver, and stays in the connection setup communication procedure in the temporary waiting status;

wherein the connection setup communication procedure is a procedure in which the wireless apparatus is going to set up a connection with the base station.

17. The base station as claimed in claim 16, wherein the temporary signal is a temporary connection reject signal, and the wireless apparatus initiates a connection response window duration after transmitting the connection request, the transceiver does not transmit a connection setup signal to the wireless apparatus during the connection response window duration and transmits the temporary connection reject signal to the wireless apparatus when the connection response window duration expires so that the wireless apparatus enters the first waiting duration after receiving the temporary connection reject signal, and the transceiver further receives a retransmitted connection request from the wireless apparatus when the first waiting duration expires.

18. The base station as claimed in claim 16, wherein the temporary signal is a temporary connection reject signal, and the wireless apparatus initiates a connection response window duration after transmitting the connection request, the transceiver transmits the temporary connection reject signal to the wireless apparatus during the connection response window duration so that the wireless apparatus enters the first waiting duration after receiving the temporary connection reject signal, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, the wireless apparatus further recovers from the power-saving status when the first waiting duration expires, and the wireless apparatus waits for a connection setup signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

19. The base station as claimed in claim 18, wherein the transceiver does not transmit the connection setup signal after the first waiting duration has expired but before the connection response window duration expires and transmits a connection reject signal to the wireless apparatus when the connection response window duration expires, the wireless apparatus initiates a second waiting duration carried in the connection reject signal so that the wireless apparatus is kept in the temporary waiting status during the second waiting duration, and the transceiver further receives a retransmitted connection request from the wireless apparatus when the second waiting duration expires.

20. The base station as claimed in claim 16, wherein the temporary signal is a first temporary signal, and the wireless apparatus initiates a connection response window duration after transmitting the connection request, the transceiver transmits the first temporary signal to the wireless apparatus during the connection response window duration so that the wireless apparatus enters the first waiting duration after receiving the first temporary signal, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, the wireless apparatus further recovers from the power-saving status when the first waiting duration expires, and the wireless apparatus further waits for a second temporary signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

21. The base station as claimed in claim 20, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the transceiver receives a connection setup complete signal from the wireless apparatus when the connection response window duration expires if the transceiver does not transmit the second temporary signal to the wireless apparatus after the first waiting duration has expired but before the connection response window duration expires.

22. The base station as claimed in claim 20, wherein the transceiver transmits the second temporary signal to the wireless apparatus after the first waiting duration has expired but before the connection response window duration expires, and the wireless apparatus initiates a second waiting duration carried in the second temporary signal so that the wireless apparatus is kept in the temporary waiting status during the second waiting duration.

23. The base station as claimed in claim 22, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the transceiver is further configured to transmit a connection setup signal to the wireless apparatus during the second waiting duration when the communication controlling system is in a loadable status during the second waiting duration, and the transceiver further receives a connection setup complete signal from the wireless apparatus after transmitting the connection setup signal.

24. The base station as claimed in claim 22, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, the wireless apparatus takes the second temporary signal as a formal connection setup signal when the transceiver does not transmit a connection reject signal to the wireless apparatus during the second waiting duration, and the transceiver further receives a connection setup complete signal from the wireless apparatus.

25. The base station as claimed in claim 22, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and the transceiver transmits a connection setup signal to the wireless apparatus during the second waiting duration and receives a connection setup complete signal from the wireless apparatus.

26. The base station as claimed in claim 20, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is one of a temporary connection setup signal and a connection reject signal, and when the transceiver does not transmit the second temporary signal to the wireless apparatus after the first waiting duration has expired but before the connection response window duration expires, the transceiver receives a retransmitted connection request from the wireless apparatus when the connection response window duration expires.

27. The base station as claimed in claim 16, wherein the temporary signal is a temporary connection setup signal, and the wireless apparatus initiates a connection response window duration after transmitting the connection request, the transceiver is configured to transmit the temporary connection setup signal to the wireless apparatus during the connection response window duration so that the wireless apparatus initiates the first waiting duration, and the transceiver receives a connection setup complete signal from the wireless apparatus when the first waiting duration expires.

28. The base station as claimed in claim 16, wherein the temporary signal is a temporary connection reject signal, and the transceiver is configured to transmit the temporary connection reject signal to the wireless apparatus, the temporary connection reject signal carries a listening duration, the wireless apparatus enters the first waiting duration after the temporary connection reject signal is transmitted by the transceiver, the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, and the wireless apparatus further waits for a connection setup signal from the base station during the listening duration after the first waiting duration.

29. The base station as claimed in claim 28, wherein the transceiver does not transmit the connection setup signal during the listening duration, and receives a retransmitted connection request from the wireless apparatus when the listening duration expires.

30. The base station as claimed in claim 28, wherein the transceiver does not transmit the connection setup signal during the listening duration and transmits a connection reject signal to the wireless apparatus when the listening duration expires, the connection reject signal carries a second waiting duration, the wireless apparatus initiates the second waiting duration when the listening duration expires, and the transceiver further receives a retransmitted connection request from the wireless apparatus when the second waiting duration expires.

31. A communication controlling method for a communication controlling system, the communication controlling system comprising a wireless apparatus and a base station, the communication controlling method comprising the steps of:

(a) enabling the wireless apparatus to transmit a connection request to the base station so that the wireless apparatus enters a connection setup communication procedure;

(b) enabling the base station to transmit a temporary signal to the wireless apparatus after receiving the connection request, wherein the temporary signal carries a first waiting duration; and

(c) enabling the wireless apparatus to enter a temporary waiting status during a first waiting duration after receiving the temporary signal so that the wireless apparatus stays in the connection setup communication procedure in the temporary waiting status;

wherein the connection setup communication procedure is a procedure in which the wireless apparatus is going to set up a connection with the base station.

32. The communication controlling method as claimed in claim 31, wherein the temporary signal is a temporary connection reject signal, and the communication controlling method further comprising the steps of:

(d) enabling the wireless apparatus to initiate a connection response window duration after transmitting the connection request, wherein the wireless apparatus does not receive a connection setup signal from the base station during the connection response window duration;

(e) enabling the base station to transmit the temporary connection reject signal to the wireless apparatus when the connection response window duration expires;

(f) enabling the wireless apparatus to enter the first waiting duration after receiving the temporary connection reject signal; and

(g) enabling the wireless apparatus to transmit a retransmitted connection request to the base station when the first waiting duration expires.

33. The communication controlling method as claimed in claim 31, wherein the temporary signal is a temporary connection reject signal, and further comprising the steps of:

(d) enabling the wireless apparatus to initiate a connection response window duration after transmitting the connection request;

(e) enabling the base station to transmit the temporary connection reject signal to the wireless apparatus during the connection response window duration;

(f) enabling the wireless apparatus to enter the first waiting duration after receiving the temporary connection reject signal, wherein the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, and the wireless apparatus further recovers from the power-saving status when the first waiting duration expires; and

(g) enabling the wireless apparatus to wait for a connection setup signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

34. The communication controlling method as claimed in claim 33, wherein when the wireless apparatus does not receive the connection setup signal after the first waiting duration has expired but before the connection response window duration expires and receives a connection reject signal from the base station, the communication controlling method further comprises the steps of:

(h) enabling the wireless apparatus to initiate a second waiting duration carried in the connection reject signal and to be kept in the temporary waiting status during the second waiting duration; and

(i) enabling the wireless apparatus to transmit a retransmitted connection request to the base station when the second waiting duration expires.

35. The communication controlling method as claimed in claim 31, wherein the temporary signal is a first temporary signal, and the communication controlling method further comprising the steps of:

(d) enabling the wireless apparatus to initiate a connection response window duration after transmitting the connection request;

(e) enabling the base station to transmit the first temporary signal to the wireless apparatus during the connection response window duration;

(f) enabling the wireless apparatus to enter the first waiting duration after receiving the first temporary signal, wherein the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status, and the wireless apparatus further recovers from the power-saving status when the first waiting duration expires; and

(g) enabling the wireless apparatus to wait for a second temporary signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

36. The communication controlling method as claimed in claim 35, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the communication controlling method further comprises the step of:

(h) enabling the wireless apparatus to transmit a connection setup complete signal to the base station when the connection response window duration expires if the wireless apparatus does not receive the second temporary signal after the first waiting duration has expired but before the connection response window duration expires.

37. The communication controlling method as claimed in claim 35, further comprising the step of:

(i) enabling the wireless apparatus to initiate a second waiting duration carried in the second temporary signal so that the wireless apparatus is kept in the temporary waiting status during the second waiting duration if the wireless apparatus receives the second temporary signal from the base station after the first waiting duration has expired but before the connection response window duration expires.

38. The communication controlling method as claimed in claim 37, wherein the first temporary signal is a temporary connection setup signal, the second temporary signal is a temporary connection reject signal, and the communication controlling method further comprises the steps of:

(i) enabling the base station to transmit a connection setup signal to the wireless apparatus during the second waiting duration when the communication controlling system is in a loadable status during the second waiting duration; and

(j) enabling the wireless apparatus to transmit a connection setup complete signal to the base station after receiving the connection setup signal.

39. The communication controlling method as claimed in claim 37, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and the communication controlling method further comprises the step of:

(i) enabling the wireless apparatus to take the second temporary signal as a formal connection setup signal and to transmit a connection setup complete signal to the base station when the wireless apparatus does not receive a connection reject signal during the second waiting duration.

40. The communication controlling method as claimed in claim 37, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and the communication controlling method further comprises the steps of:

(i) enabling the base station to transmit a connection setup signal to the wireless apparatus during the second waiting duration; and

(j) enabling the wireless apparatus to transmit a connection setup complete signal to the base station.

41. The communication controlling method as claimed in claim 35, wherein the first temporary signal is a temporary connection reject signal, the second temporary signal is a temporary connection setup signal, and the communication controlling method further comprises the step of:

(h) enabling the wireless apparatus to transmit a retransmitted connection request to the base station when the connection response window duration expires if the wireless apparatus does not receive the second temporary signal after the first waiting duration has expired but before the connection response window duration expires.

42. The communication controlling method as claimed in claim 31 wherein the temporary signal is a temporary connection setup signal, and, further comprising the steps of:

(d) enabling the wireless apparatus to initiate a connection response window duration after transmitting the connection request;

(e) enabling the base station to transmit the temporary connection setup signal to the wireless apparatus during the connection response window duration;

(f) enabling the wireless apparatus to initiate the first waiting duration according to the temporary connection setup signal; and

(g) enabling the wireless apparatus to transmit a connection setup complete signal to the base station when the first waiting duration expires.

43. The communication controlling method as claimed in claim 31, wherein the temporary signal is a temporary connection reject signal, and further comprising the steps of:

(d) enabling the base station to transmit the temporary connection reject signal to the wireless apparatus, wherein the temporary connection reject signal carries a listening duration;

(e) enabling the wireless apparatus to enter the first waiting duration after receiving the temporary connection reject signal, wherein the temporary waiting status of the wireless apparatus in the first waiting duration is a power-saving status; and

(f) enabling the wireless apparatus to wait for a connection setup signal from the base station during the listening duration after the first waiting duration.

44. The communication controlling method as claimed in claim 43, further comprising the step of:

(g) enabling the wireless apparatus to transmit a retransmitted connection request to the base station when the listening duration expires if the wireless apparatus does not receive the connection setup signal during the listening duration.

45. The communication controlling method as claimed in claim 43, further comprising the steps of:

(i) enabling the wireless apparatus to initiate a second waiting duration when the listening duration expires if the wireless apparatus does not receive the connection setup signal during the listening duration and receives a connection reject signal from the base station when the listening duration expires, wherein the connection reject signal carries the second waiting duration; and

(j) enabling the wireless apparatus to transmit a retransmitted connection request to the base station when the second waiting duration expires.