发明授权
US06937145B2 Transmitter for tire condition monitoring apparatus and the tire condition monitoring apparatus
失效
用于轮胎状况监测装置和轮胎状况监测装置的变送器
- 专利标题: Transmitter for tire condition monitoring apparatus and the tire condition monitoring apparatus
- 专利标题(中): 用于轮胎状况监测装置和轮胎状况监测装置的变送器
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申请号: US10383435申请日: 2003-03-07
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公开(公告)号: US06937145B2公开(公告)日: 2005-08-30
- 发明人: Youichi Okubo , Michiya Katou
- 申请人: Youichi Okubo , Michiya Katou
- 申请人地址: JP
- 专利权人: Pacific Industrial Co., Ltd.
- 当前专利权人: Pacific Industrial Co., Ltd.
- 当前专利权人地址: JP
- 代理机构: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.
- 优先权: JP2002-109537 20020411
- 主分类号: G08C17/02
- IPC分类号: G08C17/02 ; B60C23/02 ; B60C23/04 ; B60C23/20 ; G08B21/00 ; B60C23/00
摘要:
A transmitter for a tire condition monitoring apparatus is located in a tire of a vehicle and transmits data indicating the tire condition using a carrier wave. The transmitter includes an oscillating circuit and a controller. The oscillating circuit generates a carrier wave frequency and has a predetermined characteristic carrier wave frequency. The controller corrects the generated carrier wave frequency in accordance with the difference between the characteristic carrier wave frequency and a predetermined reference carrier wave frequency.
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