Method and apparatus for initiating communication via paging a mobile computing device

• US 5,581,594 A
• Filed: 02/09/1996
• Issued: 12/03/1996
• Est. Priority Date: 09/13/1993
• Status: Expired due to Term

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: McAfee, Christopher L.
• Primary Examiner(s): Kuntz, Curtis
• Assistant Examiner(s): Chernoff, Michael B.
• Application Number:
  US08/599,032
• Time in Patent Office: 298 Days
• Field of Search: 379/58, 379/59, 379/60, 379/61, 379/63, 379/56, 379/57, 455/33.1, 455/54.1, 455/54.2, 340/311.1
• US Class Current: 340/7.1
• CPC Class Codes: H04M 1/72505 Radio link set-up procedures
• CPC Class Codes: H04W 84/025 with acknowledge back capability

Abstract

A wireless communication system including a paging-type system for sending messages to a mobile device. A wireless communication link is set up between the mobile device and a communication medium capable of allowing the mobile device to communicate with a location specified by the messages. In this manner, the mobile device is able to communicate within the system.

Claims

1. A method of performing communication comprising the steps of:

paging a portable device with an indication to a portable device that a callback communication is requested;

receiving the indication;

locating a nearest coupling device comprising the steps of

the portable device transmitting a hailing message to locate the nearest coupling device,

listening for the hailing message, and

acknowledging the portable device on receipt of the hailing message, such that the portable device interfaces with a non-paging communications medium;

establishing a short range communication link between the portable device and the nearest coupling device;

establishing a second communications link between the nearest coupling device and the non-paging communications medium to establish a communications link for the callback communication between the portable device and the non-paging communications medium at a time after and independent of when the indication is received by the portable device; and

the portable device performing the callback communication using the non-paging communications medium via the coupling device.

2. The method defined in claim 1 wherein the short range communication link comprises a wireless communications link.

3. The method defined in claim 2 wherein an infrared communications link is established between the portable device and the coupling device.

4. The method defined in claim 2 wherein a radio communications link is established between the portable device and the coupling device.

5. The method defined in claim 1 wherein the step of initiating a communication includes the steps of:

transmitting a status message originated from the coupling device indicative of the availability of the communications medium;

the portable device listening for the status message;

the portable device transmitting a message to allow the portable device to gain access to the communications medium using the coupling device; and

acknowledging the portable device on receipt of the messages, such that the coupling device interfaces the portable device to the communications medium.

6. A method of performing communications comprising the steps of:

transmitting a paging message with an indication to a portable device that a communication is requested;

receiving the indication;

locating a nearest coupling device comprising the steps of

the portable device transmitting a hailing message to locate the nearest coupling device,

listening for the hailing message, and

acknowledging the portable device on receipt of the hailing message, such that the portable device interfaces to a non-paging communications medium;

establishing a short range wireless communication link between the portable device and the nearest coupling device, wherein the nearest coupling device interfaces to a second communication link to allow the communication, wherein the step of establishing a short range wireless communication link comprises the steps of;

the nearest coupling device transmitting a status message to indicate availability of the second communications link,

the portable device listening for the status message,

the portable device transmitting a message to the nearest coupling device to gain access to the second communications link via the nearest coupling device, wherein the portable device transmits the message at a time after and independent of when the indication is received by the portable device, and

the nearest coupling device acknowledging the portable device on receipt of the message to permit the portable device to use the second communications link; and

performing the communication from the portable device using the second communication link.

7. The method defined in claim 6 wherein the step of transmitting a paging message comprises the steps of paging the portable device.

8. The method defined in claim 6 wherein the paging message comprises a call number.

9. The method defined in claim 6 wherein the step of establishing a wireless communications link comprises establishing a radio communications link.

10. The method defined in claim 6 wherein the step of establishing a wireless communications link comprises establishing an infrared communications link.

11. The method defined in claim 6 wherein the second communications link comprises a telephone communications link.

12. A method of performing communications comprising the steps of:

transmitting a paging message with an indication to a portable device that a communication is requested;

receiving the indication;

locating a nearest coupling device;

establishing a short range wireless communication link between the portable device and the nearest coupling device, wherein the nearest coupling device interfaces to a second communication link to allow the communication, wherein the step of establishing a short range wireless communication link comprises the steps of

transmitting a hailing message to locate the nearest coupling device at a time after and independent of when the indication is received by the portable device;

the nearest coupling device listening for the hailing message; and

the nearest coupling device acknowledging the portable device on receipt of the hailing message to permit the portable device to use the second communications link; and

performing the communication from the portable device using the second communication link.

13. A communication system comprising at least a portable computing device and a service access device, wherein

the portable computing device comprises

a paging receiver,

a computing portion, and

a communications mechanism to send and receive short-range wireless communications, wherein the communications mechanism locates the nearest service access device by transmitting a hailing message;

the nearest service access device to interface the portable computing device to a communication link, wherein the nearest service access device comprises a short range wireless communications mechanism in response to the hailing message to communicate with the portable computing device, such that the portable computing device performs a call on the communications link via the nearest service access device in response to a page received on the paging receiver.

14. The system defined in claim 13 where the communications link comprises a telephone communications link.

15. The system defined in claim 13 wherein the communications mechanism includes means for performing radio communications.

16. The system defined in claim 13 wherein the communications mechanism includes means for performing infrared communications.

17. The system defined in claim 13 wherein the communications mechanism includes a two-way high bandwidth communication link.

18. The system defined in claim 13 wherein the second means includes a translation module to communicate using the communications mechanism.

19. The system defined in claim 13 wherein the second means including an interface between the telephone system and the communications mechanism.

20. The system defined in claim 14 wherein the second means includes a telephone line interface.

21. The system defined in claim 14 wherein the second means includes means for originating communications on the telephone system.

22. A system comprising:

a paging system, operable to transmit a message over a wireless communications link;

a service access device, operable to send and receive communication over a wireless communication link; and

a portable client, comprising;

(i) a computing machine, operable to store information and to perform computations thereon;

(ii) a paging receiver, coupled to said computing machine, operable to receive said message and to provide the same to said computing machine; and

(iii) a communication mechanism, coupled to said computing machine, operable to send and receive communication over said wireless communication link responsive to commands from said computing machine, said communication mechanism locating a nearest service access device by transmitting a hailing message, said communication mechanism interfacing with said nearest service access device in response to receiving an acknowledgment of said hailing message.

23. The system of claim 22 wherein said message is indicative of a file to be downloaded to said portable client and said file is sent from said service access device to said portable client as said communication.

24. The system of claim 22 wherein said service access device transmits hailing messages and said communication mechanism listens for said hailing messages prior to transmitting a message to acquire use of said service access device.

25. The system of claim 22 wherein said portable client chooses to use or not use said service access device based on a service rate of said service access device.