Portable instrument and docking station with divided universal serial bus communication device
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-013/42
G06F-013/40
G06F-013/38
G06F-001/16
G06F-019/00
출원번호
US-0084678
(2016-03-30)
등록번호
US-10061739
(2018-08-28)
발명자
/ 주소
Keegan, Christopher M.
Coon, Kenneth V.
Haigney, Christopher M.
Mudge, Miguel C.
출원인 / 주소
Welch Allyn, Inc.
대리인 / 주소
Merchant & Gould P.C.
인용정보
피인용 횟수 :
0인용 특허 :
14
초록▼
A universal serial bus (USB) communication system includes a portable instrument and a docking station that communicate with a host device using a divided USB communication device. A first portion of the USB communication device is provided in the portable instrument. A second portion of the USB com
A universal serial bus (USB) communication system includes a portable instrument and a docking station that communicate with a host device using a divided USB communication device. A first portion of the USB communication device is provided in the portable instrument. A second portion of the USB communication device is provided in the docking station. The first portion includes a non-USB communication device that communicates with the second portion in a non-USB format. The second portion converts the communications into a USB format suitable for the host device.
대표청구항▼
1. A docking station comprising: a housing having a receptacle formed therein, the receptacle sized and configured to receive and support at least a portion of a portable medical instrument and including electrical contacts arranged to electrically connect with the portable medical instrument, where
1. A docking station comprising: a housing having a receptacle formed therein, the receptacle sized and configured to receive and support at least a portion of a portable medical instrument and including electrical contacts arranged to electrically connect with the portable medical instrument, wherein the portable medical instrument includes a first portion of a USB communication device adapted to communicate in a serial data communication format; anda second portion of the USB communication device enclosed in the housing, the second portion comprising: a serial to USB converter arranged in the housing and electrically connected to the electrical contacts, wherein the serial to USB converter is arranged and configured to convert between the serial data communication format and a USB data communication format to facilitate communication between the portable medical instrument and a host device; andelectronic circuitry that detects the electrical connection of the portable medical instrument with the electrical contacts and initiates the communication with the host device after detecting the electrical connection, which causes enumeration of the portable medical instrument at the host device. 2. The docking station of claim 1, wherein the electronic circuitry further detects the electrical disconnection of the portable medical instrument from the electrical contacts by detecting an absence of a logic signal and terminates the communication with the host device after detecting the electrical disconnection. 3. The docking station of claim 2, wherein the termination of the communication causes de-enumeration of the portable medical instrument at the host device. 4. The docking station of claim 1, wherein the serial to USB converter is part of the electronic circuitry. 5. A portable medical instrument and cradle combination comprising: an instrument including: instrument electronics adapted to generate data associated with a physiological characteristic of an individual; anda first portion of a USB communication device, the first portion comprising: a processing device, the processing device programmed to send and receive messages including the data; anda serial communication device that receives the messages from the processing device and transmits the messages to a docking station in a non-USB serial data communication format; anda cradle having a receptacle sized to receive at least a portion of the cradle therein, and electrically connected to the instrument when the instrument is in the receptacle, wherein the cradle includes electrical conductors for passing electrical signals from the instrument to the docking station, wherein the portable instrument generates no voltage at the electrical conductors when the instrument and cradle are separated from the docking station. 6. The portable medical instrument and cradle combination of claim 5, wherein the first portion further includes electrical contacts, wherein the first portion determines that the portable instrument is connected to the docking station by detecting a logic level transition that occurs upon electrical connection of the portable instrument to the docking station. 7. The portable medical instrument and cradle combination of claim 5, wherein the non-USB serial data communication format conforms to one of the following serial data communication standards: RS-232, RS-485, and RS-422. 8. The portable medical instrument and cradle combination of claim 5, wherein the portable medical instrument is incapable of direct communication with a USB communication device of a host device through a USB cable. 9. The portable medical instrument and cradle combination of claim 5, wherein the portable medical instrument is an infrared ear thermometer. 10. The portable medical instrument and cradle combination of claim 5, wherein the cradle further comprises at least one pull-down resistor electrically coupled between at least two of the electrical conductors, wherein the instrument detects when it is inserted into the cradle by detecting a voltage change caused at least in part by the electrical coupling between the electrical conductors through the pull-down resistor. 11. A dockable instrument assembly including a divided universal serial bus (USB) communication device configured to communicate with a USB-enabled host device, the dockable instrument assembly comprising: a portable instrument comprising: instrument electronics operable to generate data to be communicated to the host device, the data being associated with a physiological characteristic of an individual; anda first portion of the divided USB communication device comprising a serial communication device, wherein the first portion is arranged and configured to receive the data from the instrument electronics and transmit the data in a serial format with the serial communication device; anda docking station comprising: a receptacle sized to receive at least a portion of the portable instrument therein;a second portion of the divided USB communication device, the second portion comprising a serial to USB converter arranged and configured to: detect when the portable instrument is inserted into the receptacle;after detecting insertion of the portable instrument into the receptacle, initiate communication with the host device which causes enumeration of the portable instrument at the host device; andfacilitate communication between the portable instrument and the host device. 12. The dockable instrument assembly of claim 11, wherein to facilitate the communication between the portable instrument and the host device, the serial to USB converter is further arranged and configured to: receive the data from the portable instrument in the serial format;convert the data into a USB format; andtransmit the data to the host device in the USB format. 13. A method of communicating with a USB-enabled host device, the method comprising: monitoring for insertion of a portable medical instrument into a docking station;detecting the insertion of the portable medical instrument into the docking station, the portable medical instrument configured to communicate with the docking station through a non-USB data communication device in a non-USB format;after detecting the insertion of the portable medical instrument, initiating communication with the host device to alert the host device to an arrival of the portable medical instrument and cause enumeration of the portable medical instrument at the host device; andfacilitating communication between the portable medical instrument and the host device. 14. The method of claim 13, wherein facilitating communication between the portable medical instrument and the host device further comprises: receiving data from the non-USB data communication device of the portable medical instrument in the non-USB format;converting the data into a USB format; andtransmitting the data to the host device in the USB format. 15. The method of claim 14, wherein transmitting the data to the host device in the USB format occurs through a USB cable. 16. The method of claim 15, wherein the non-USB data communication device is a serial communication device. 17. The method of claim 13, wherein while monitoring for the insertion of the portable medical instrument, the docking station does not trigger device enumeration at the host device. 18. A docking station comprising: a housing having a receptacle formed therein, the receptacle sized and configured to receive and support at least a portion of a portable medical instrument and including electrical contacts arranged to electrically connect with the portable medical instrument, wherein the portable medical instrument includes a first portion of a USB communication device adapted to communicate in a serial data communication format; anda second portion of the USB communication device enclosed in the housing, the second portion comprising: a serial to USB converter arranged in the housing and electrically connected to the electrical contacts, wherein the serial to USB converter is arranged and configured to convert between the serial data communication format and a USB data communication format to facilitate communication between the portable medical instrument and a host device; andelectronic circuitry that detects the electrical connection of the portable medical instrument with the electrical contacts and initiates the communication with the host device after detecting the electrical connection, and wherein the electronic circuitry further detects the electrical disconnection of the portable medical instrument from the electrical contacts by detecting an absence of a logic signal and terminates the communication with the host device after detecting the electrical disconnection.
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이 특허에 인용된 특허 (14)
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