Cellular phone unit, control system of vehicle-mounted device, control method of cellular phone unit, control method of vehicle-mounted device, control program of cellular phone unit, control prgram of vehicle-mounted device, and recording medium recording the program

• US 7,228,122 B2
• Filed: 08/02/2002
• Issued: 06/05/2007
• Est. Priority Date: 08/07/2001
• Status: Expired due to Fees

• Current Assignee: Omron Automotive Electronics Company Limited (Nidec Corporation)
• Original Assignee: Omron Corporation
• Inventors: Ando, Tanichi, Oyagi, Masayuki, Namakura, Akihiko, Shoji, Shinichi
• Primary Examiner(s): WASHINGTON, ERIKA ALISE
• Application Number:
  US10/486,081
• Publication Number:
  US 20040242198A1
• Time in Patent Office: 1,768 Days
• Field of Search: 455/411, 455/410, 455/418, 455/419, 455/420
• US Class Current: 455/411
• CPC Class Codes: B60R 2325/202 Personal digital assistant [PDA]
• CPC Class Codes: B60R 2325/205 Mobile phones
• CPC Class Codes: B60R 25/04 operating on the propulsion system, e.g. engine or drive motor
• CPC Class Codes: B60R 25/24 using electronic identifiers containing a code not memorised by the user
• CPC Class Codes: G07C 9/00182 operated with unidirectional data transmission between data carrier and locks
• CPC Class Codes: G07C 9/00563 using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
• CPC Class Codes: H04L 63/0853 using an additional device, e.g. smartcard, SIM or a different communication terminal cryptographic mechanisms or cryptographic arrangements for entity authentication involving additional secure or trusted devices H04L9/3234
• CPC Class Codes: H04L 67/12 specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
• CPC Class Codes: H04M 1/673 the user being required to key in a code
• CPC Class Codes: H04M 1/72415 for remote control of appliances

Abstract

A cellular phone unit (1) is provided with ID information input means for accepting an input of user ID information, ID judging means for judging whether or not the inputted user ID information is identical to pre-registered ID information, authentication information transmission permitting means for deciding whether or not to permit transmission of sender authentication information in accordance with the judgment result, and authentication information transmitting means for sending the sender authentication information in accordance with the decision. A vehicle-mounted control device (2) is provided with an antenna (5) and a transmission and reception section (6) for receiving the sender authentication information, and a control section (4) and an interface (7) for judging whether or not the sender authentication information received from the cellular phone unit (1) is identical to pre-registered authentication information and for controlling vehicle-mounted devices (3a) through (3c) in accordance with the judgment result.

Claims

1. A portable instruction terminal, comprising:

ID information input means for accepting an input of user ID information;

ID judging means for judging whether or not said user ID information that is inputted through said ID information input means is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

authentication information transmission permitting means for permitting transmission of sender authentication information to a control device which controls a control target device, if said ID judging means judges that said user ID information is identical to the pre-registered ID information, said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein said authentication information transmission permitting means further decides whether or not to permit the transmission of said sender authentication information to said control device, in accordance with a request signal sent from said control device; and

authentication information transmitting means for sending said sender authentication information to said control device, if said authentication information transmission permitting means permits the transmission of said sender authentication information,

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.

2. The portable instruction terminal as set forth in claim 1, wherein:

said authentication information transmitting means sends a control instruction either together with or separately from said sender authentication information.

3. The portable instruction terminal as set forth in claim 2, wherein:

said portable instruction terminal receives the control instruction from an external device, using a function of telephonic communication.

4. The portable instruction terminal as set forth in claim 1, wherein:

said portable instruction terminal performs external communication in accordance with a control signal received from said control target device or said control device, using a function of telephonic communication.

5. The portable instruction terminal as set forth in claim 1, wherein:

said portable instruction terminal is a cellular phone unit.

6. The portable instruction terminal as set forth in claim 1, wherein:

the portable instruction terminal receives control instructions from said control target device or said control device.

7. A control system of a control target device which includes a portable instruction terminal, and a control device for controlling said control target device in accordance with information sent from said portable instruction terminal, wherein:

said portable instruction terminal includes;

ID information input means for accepting an input of user ID information;

ID judging means for judging whether or not said user ID information that is inputted through said ID information input means is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

authentication information transmission permitting means for permitting transmission of sender authentication information to said control device which controls said control target device, if said ID judging means judges that said user ID information is identical to the pre-registered ID information, said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein said authentication information transmission permitting means further decides whether or not to permit the transmission of said sender authentication information to said control device, in accordance with a request signal sent from said control device; and

authentication information transmitting means for sending said sender authentication information to said control device, if said authentication information transmission permitting means permits the transmission of said sender authentication information, and

said control device includes;

authentication information receiving means for receiving said sender authentication information sent from said portable instruction terminal;

sender authenticating means for judging whether or not said sender authentication information that is received by said authentication information receiving means is identical to pre-registered authentication information; and

device control means for controlling said control target device in accordance with a judgment result of said sender authenticating means,

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.

8. The control system of a control target device as set forth in claim 7, wherein said control device further includes:

a storing section for storing said portable instruction terminal so as to electrically connect said portable instruction terminal with said control device.

9. The control system of a control target device as set forth in claim 7, wherein:

said control target device includes either a vehicle door locking and unlocking device, an engine start control device, a steering lock device, a power window opening and shutting device, or a driving environment control device.

10. The control system as set forth in claim 7, wherein:

said control device receives control instructions from said portable instruction terminal.

11. The control system as set forth in claim 7, wherein:

said control device receives control instructions from said control target device.

12. The control system as set forth in claim 7, wherein:

said control device controls said control target device that includes means for performing an operation of connecting to an external network.

13. A control method of a portable instruction terminal, comprising:

(i) ID information input step of inputting user ID information;

(ii) ID judging step of judging whether or not said input user ID information is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

(iii) transmission permitting step of permitting transmission of sender authentication information to a control device which controls a control target device, if said user ID information is judged to be identical to the pre-registered ID information in said step (ii), said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein whether or not to permit the transmission of said sender authentication information to said control device is further decided in accordance with a request signal sent from said control device; and

(iv) authentication information transmitting step of sending said sender authentication information to said control device, if the transmission of said sender authentication information is permitted in said step (iii),

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.

14. A control method of a control target device in which a control device controls said control target device in accordance with information sent from a portable instruction terminal, comprising:

(i) ID information input step of inputting user ID information to said portable instruction terminal;

(ii) ID judging step of judging by said portable instruction terminal whether or not said input user ID information is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

(iii) transmission permitting step of permitting said portable instruction terminal to send sender authentication information to said control device which controls said control target device, if said user ID information is judged to be identical to the pre-registered ID information in said step (ii), said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein whether or not to permit the transmission of said sender authentication information to said control device is further decided in accordance with a request signal sent from said control device;

(iv) authentication information transmitting step of transmitting said sender authentication information from said portable instruction terminal to said control device, if the transmission of said sender authentication information is permitted in said step (iii);

(v) authentication information receiving step of receiving at said control device said sender authentication information sent from said portable instruction terminal;

(vi) sender authenticating step of judging whether or not said received sender authentication information is identical to authentication information that is pre-registered in said control device; and

(vii) device controlling step of controlling said control target device in accordance with a judgment result in said step (vi),

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.

15. A computer-readable recording medium containing a control program of a portable instruction terminal, said control program causing a computer to implement a method which includes:

(i) ID information input step of inputting user ID information;

(ii) ID judging step of judging whether or not said input user ID information is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

(iii) transmission permitting step of permitting transmission of sender authentication information to a control device which controls a control target device, if said user ID information is judged to be identical to the pre-registered ID information in said step (ii), said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein whether or not to permit the transmission of said sender authentication information to said control device is further decided in accordance with a request signal sent from said control device; and

(iv) authentication information transmitting step of sending said sender authentication information to said control device, if the transmission of said sender authentication information is permitted in said step (iii),

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.

16. A computer-readable recording medium containing a control program of a control target device, said control program causing a computer to implement a method which includes:

(i) ID information input step of inputting user ID information to a portable instruction terminal;

(ii) ID judging step of judging by said portable instruction terminal whether or not said input user ID information is identical to pre-registered ID information which has been already registered in the portable instruction terminal;

(iii) transmission permitting step of permitting said portable instruction terminal to send sender authentication information to a control device which controls said control target device, if said user ID information is judged to be identical to the pre-registered ID information in said step (ii), said sender authentication information being used for allowing said control device to authorize said portable instruction terminal, wherein whether or not to permit the transmission of said sender authentication information to said control device is further decided in accordance with a request signal sent from said control device;

(iv) authentication information transmitting step of transmitting said sender authentication information from said portable instruction terminal to said control device, if the transmission of said sender authentication information is permitted in said step (iii);

(v) authentication information receiving step of receiving at said control device said sender authentication information sent from said portable instruction terminal;

(vi) sender authenticating step of judging whether or not said received sender authentication information is identical to authentication information that is pre-registered in said control device; and

(vii) device controlling step of controlling said control target device in accordance with a judgment result in said step (vi),

wherein the control device is a vehicle-mounted control device for controlling a vehicle-mounted device as the control target device.