Charging system for charging accumulator means in an electronic device, and a charging apparatus and an electronic device for the system

• US 20070035276A1
• Filed: 09/09/2004
• Published: 02/15/2007
• Est. Priority Date: 09/10/2003
• Status: Abandoned Application

• Current Assignee: Mats Webjorn
• Original Assignee: Mats Webjorn
• Inventors: Webjorn, Mats
• Application Number:
  US10/572,028
• Publication Number:
  US 20070035276A1
• Time in Patent Office: Days
• US Class Current: 320/114
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

A charging system for charging accumulator means (2) in an electronic device (1) is provided, the electronic device (1) being adapted to be connected to a charging apparatus (4b) for charging the accumulator means (2). The charging apparatus (4b) is adapted to send, and the electronic device (1) is adapted to receive, and/or the electronic device (1) is adapted to send, and the charging apparatus (4b) is adapted to receive at least one signal according to a communication protocol for configuring the connection between the electronic device (1) and the charging apparatus (4b). Further, the electronic device (1) is adapted to be connected to an external electronic unit (4a), whereby the external electronic unit (4a) is adapted to send, and the electronic device (1) is adapted to receive, and/or the electronic device (1) is adapted to send, and the external electronic unit (4a) is adapted to receive at least one signal according to the communication protocol.

Claims

1. A charging system comprising an electronic device (1) and a charging apparatus (4b), the electronic device (1) being adapted to be connected to the charging apparatus (4b) for charging accumulator means (2) in the electronic device (1), by means of a connector (3) attached to the electronic device, whereby the charging apparatus (4b) is adapted to send, and the electronic device (1) is adapted to receive, and/or the electronic device (1) is adapted to send, and the charging apparatus (4b) is adapted to receive at least one signal according to a communication protocol for configuring the connection between the electronic device (1) and the charging apparatus (4b), wherein at least one application data set (9, 10) according to the communication protocol is stored in at least one electronic memory (8) arranged in the electronic device (1), at least one of the application data sets (10) including data, requested according to the communication protocol, for charging the accumulator means (2) using the charging apparatus, and the charging apparatus (4b) is adapted to send at least one signal to the electronic device (1), so as for at least the application data set (10) including data for charging, or a subset (101, 10c) thereof, to be read by the charging apparatus (4b), wherein the application data set (10) or subset (101, 10c) thereof which is read by the charging apparatus (4b) is compared to data (4e) in data storing means (4c) of the charging apparatus (4b), in order for the charging apparatus to decide whether to proceed with accumulator charging, or to suspend charging if certain un-desired properties are present in the read application data set (10), or subset (101, 10c), characterized in that the charging apparatus (4b) is adapted to send at least one signal to the electronic device (1), so as to enable extended power consumption in excess of what is stipulated in the communication protocol and/or in at least one power delivery scheme (9d, 10d) for controlling the power delivery from the charging apparatus (4b) to the electronic device (1) and which is comprised in the at least one application data set (9, 10) of the electronic device (1).

2. A charging system according to claim 1, wherein at least one of the application data sets (9, 10) comprises a subset in the form of a string descriptor (9c, 10c), the charging apparatus (4b) being adapted to send at least one signal so as for a determination to be made whether a string descriptor (9c, 10c) matches the data (4e) in the charging apparatus data storing means (4c).

3. A charging system according to any one of the preceding claims, wherein the at least one application data set (9, 10) comprises a configuration data set (91, 101), and wherein the charging apparatus (4b) is adapted to send at least one signal to the electronic device (1), so as for a configuration data set (91,101) of one of the application data sets (9,10) to be set or implemented.

4. A charging system according to any of the preceding claims, wherein the electronic device (1) is also adapted to be connected to an external electronic unit (4a) by means of the connector (3), whereby the external electronic unit (4a) is adapted to send, and the electronic device (1) is adapted to receive, and/or the electronic device (1) is adapted to send, and the external electronic unit (4a) is adapted to receive at least one signal according to the communication protocol.

5. A charging system according to any of the preceding claims, wherein the communication protocol is packet oriented.

6. A charging system according to claim, 1 wherein the communication protocol is defined by the Universal Serial Bus (USB) specification.

7. A charging system according to claim 6, wherein the charging apparatus (4b) is provided with an embedded USB host.

8. A charging apparatus, adapted to be connected to an electronic device (1) for charging accumulator means (2) in the electronic device (1), whereby it is adapted to send to the electronic device (1), and/or receive from the electronic device (1) at least one signal according to a communication protocol for configuring the connection between the electronic device (1) and the charging apparatus (4b), wherein it is adapted to send at least one signal to the electronic device (1) so as to read at least one application data set (9, 10), or a subset (91, 101, 9c, 10c) of the at least one application data set (9, 10), according to the communication protocol, which at least one application data set (9, 10) or subset is stored in at least one electronic memory (8) arranged in the electronic device (1), and including data, requested according to the communication protocol, for charging the accumulator means (2) by using the charging apparatus, and the charging apparatus (4b) is adapted to read at least the application data set (10) including data for charging, or a subset (101, 10c) thereof, wherein it comprises data storing means (4c) and is adapted to compare data (4e) in said data storing means (4c) to the read application data set (9, 10), or subset (91, 101, 9c, 10c) thereof stored in the electronic memory of the electronic device, in order for the charging apparatus to decide whether to proceed with accumulator charging, or to suspend charging if certain un-desired properties are present in the read application data set (9, 10), or subset (91, 101, 9c, 10c), characterized in that it is adapted to send at least one signal to the electronic device (1), so as to enable extended power consumption in excess of what is stipulated in the communication protocol and/or in at least one power delivery scheme (9d, 10d) for controlling the power delivery from the charging apparatus (4b) to the electronic device (1) and which is comprised in the at least one application data set (9, 10) of the electronic device (1).

9. A charging apparatus according to claim 8, being adapted to send at least one signal so as for a determination to be made whether at least one of the application data sets (9, 10) which comprises a subset in the form of a string descriptor (9c, 10c), matches the data (4e) in the charging apparatus data storing means (4c).

10. A charging apparatus according to claim 8, being adapted to send at least one signal to the electronic device (1), so as for a configuration data set (91, 101) of the at least one application data set (9, 10) to be set or implemented.

11. A charging apparatus according to claim 8, provided with an embedded USB host.

12. An electronic device, adapted to be connected to a charging apparatus (4b) for charging accumulator means (2) in the electronic device (1), by means of a connector (3) attached to the electronic device, whereby it is adapted to send to the charging apparatus (4b), and/or receive from the charging apparatus (4b) at least one signal according to a communication protocol for configuring the connection between the electronic device (1) and the charging apparatus (4b), and wherein at least one application data set (9, 10) according to the communication protocol is stored in at least one electronic memory (8) arranged in the electronic device (1), and the at least one application data set (10) includes data requested according to the communication protocol for charging the accumulator means (2) using the charging apparatus, and the at least one application data set (10) comprising data for charging, or a subset (101, 10c) thereof, is adapted to be read by the charging apparatus (4b), wherein the read application data set, or subset thereof, is adapted to be compared to data (4e) in data storing means (4c) of the charging apparatus (4b), in order to enable the charging apparatus to decide whether to proceed with accumulator charging, or to suspend charging if certain un-desired properties are present in the read application data set (9, 10), or subset (91, 101, 9c, 10c), characterized in that it is adapted to receive at least one signal from the charging apparatus (4b), enabling extended power consumption in excess of what is stipulated in the communication protocol and/or in at least one power delivery scheme (9d, 10d) for controlling the power delivery from the charging apparatus (4b) to the electronic device (1) and which is comprised in the at least one application data set (9, 10) of the electronic device (1).

13. An electronic device according to claim 12, wherein at least one of the application data sets (9, 10) comprises a subset in the form of a string descriptor (9c, 10c).

14. An electronic device according to claim 12, wherein at least one application data set (9, 10) comprises a configuration data set (91, 101).

15. An electronic device according to claim 12, adapted to be connected to an external electronic unit (4a), whereby it is adapted to send to the external electronic unit (4a), and/or receive from the external electronic unit (4a) at least one signal according to the communication protocol.

16. An electronic device according to claim 14, wherein at least one application data set (9, 10) comprises at least one power delivery scheme (9d, 10d) for power delivery from the external electronic unit (4a) or the charging apparatus (4b) to the electronic device (1).

17. An electronic device according to claim 12, wherein the same connector (3) can be used for both a charging apparatus (4b) and an external electronic unit (4a).