Patents Assigned to Ambit Microsystems (Shanghai) Ltd.
  • ELECTRONIC DEVICE HAVING CHARGING CURRENT SETTING UNIT AND CHARGING METHOD
    Publication number: 20130257356
    Abstract: An electronic device includes a control unit, a battery and a charging current setting unit. The control unit is used to detect a DC voltage of a charger, compare the DC voltage with a predetermined charging voltage minimum, and output a current initializing signal and a current increasing signal to the charging current setting unit. The charging current setting unit is used to adjust a charging current according to signals generated by the control unit and output the adjusted charging current to the battery.
    Type: Application
    Filed: March 21, 2013
    Publication date: October 3, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: LIN-HAI TANG, ZHI-FU GUO
  • Vehicle tracking detection and alarm method and navigation device using the method
    Patent number: 8538690
    Abstract: A tracking detection and alarm method which is applied to a navigation device use a number of positioning data points retrieved from a navigation module of the navigation device. A number of deflections and a number of average speeds that correspond to the position data points are calculated and generated. A number of maximum deflections are calculated and generated according to the average speeds. When a deflection of a positioning data point is greater than a maximum safe deflection thereof, one is added to a frequency of unsafe driving instances. When the frequency of unsafe driving instances is greater than a preset threshold value, an unsafe driving alarm is activated.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: September 17, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Dong-Ming Li, Wei Teng, Chi-Ming Lu
  • Voice recording equipment and method
    Patent number: 8504358
    Abstract: In a voice recording equipment and method, voice data from a speaker is received using a microphone. Threshold values T1 and T2 of surrounding environment of the voice recording equipment are determined. If an intensity of the voice data is less than or equal to the threshold value T2, the voice recording is stopped and the speaker is informed that the voice data is not useful. If the intensity of the voice data is greater than the threshold values, the voice data is stored into a storage unit.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: August 6, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hong Kang, Guo-Zhi Ding, Chi-Ming Lu
  • USB DEVICE WITH STRENGTHENED HOUSING
    Publication number: 20130183860
    Abstract: A USB device includes a main body, a PCB fixed in the main body and a USB connector connected to the main body. The USB connector includes a shell, a USB plug and a cover. The shell defines a receiving room, a first opening and a second opening and includes an integrally formed enclosure enclosing the receiving room and a first flange outwardly protruding from the enclosure. The USB plug electrically connects to a wire group and is inserted into the shell from the first opening. The cover shields the second opening and is fixed to the shell. The cover includes a second flange engaging with the first flange to cooperatively receive the wire group and connect to the main body.
    Type: Application
    Filed: January 5, 2013
    Publication date: July 18, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: AMBIT MICROSYSTEMS (SHANGHAI) LTD., HON HAI PRECISION INDUSTRY CO., LTD.
  • Gateway device
    Patent number: 8472420
    Abstract: A gateway device includes a local area network (LAN) interface including a plurality of LAN ports, and a processor connected to the LAN interface. The gateway device communicates with an Internet Protocol Version 4 (IPv4) network and at least two Internet Protocol Version 6 (IPv6) networks. All the plurality of LAN ports are classified into a plurality of port groups corresponding to the at least two IPv6 networks. When an IPv6 user device is connected to any one of the plurality of LAN ports, the processor identifies the LAN port connected to the IPv6 user device, and enables the IPv6 user device to communicate with the IPv6 network corresponding to the port group which includes the LAN port connected to the IPv6 user device.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: June 25, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Ya-Fen Zhang
  • ELECTRONIC DEVICE EMPLOYING MULTIFUNTION ANTENNA ASSEMBLY
    Publication number: 20130135174
    Abstract: An electronic device defines a receiving groove for an antenna, a first opening, and a second opening. The first opening and the second opening are at two opposite ends of the receiving groove, and allow an antenna assembly to be extended or retracted in the receiving groove to allow the electronic device to receive different types of wireless signals.
    Type: Application
    Filed: March 5, 2012
    Publication date: May 30, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: PENG LUO, JIAN-FENG XIAO, XUE-DONG JIANG, JIN-YANG SHI
  • ELECTRONIC DISPLAY DEVICE AND POWER SAVING METHOD
    Publication number: 20130132751
    Abstract: An electronic display device detects whether a user is in front of a display via a camera according to a first frequency in a working mode of the electronic display device. If the electronic display device detects that the user is not in front of the display for a first predefined time period, the electronic display device enters a power saving mode by turning off the display. The electronic display device detects whether the user is in front of the display again via the camera according to a second frequency in the power saving mode. The electronic display device reduces the second frequency after the user is not in front of the display for a second predefined time period. The electronic display device enters the working mode by turning on the display when detecting that the user is in front of the display again.
    Type: Application
    Filed: November 29, 2011
    Publication date: May 23, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: XU LIU, CHI-MING LU
  • WIRELESS COMMUNICATION DEVICE FOR SWITCHING ANTENNAS
    Publication number: 20130130631
    Abstract: A wireless communication device comprises a first antenna, a second antenna, a switch, and a balun. The first antenna and the second antenna transmit and receive signals. The wireless communication device can use only one antenna (the first antenna) or the two antennas (the first antenna and the second antenna) at the same time according to a comparison between received signal strength indications (RSSIs) of the antennas and a maximum input level of the wireless communication device.
    Type: Application
    Filed: June 26, 2012
    Publication date: May 23, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: AI-NING SONG, GUO-HUI PENG
  • Method for controlling remote wireless device with a user device
    Patent number: 8438380
    Abstract: A method for controlling a remote wireless device with a user device includes the user device sending a request message packet to the remote wireless device, where the remote wireless device verifies the request message packet and sends a reply message packet to the user device if the request message packet passes verification. The user device verifies the reply message packet and sends a control message packet to the remote wireless device if the reply message packet passes verification. The remote wireless device verifies the control message packet and sends an acknowledgment message packet to the user device if the control message packet passes verification.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: May 7, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Chi-Ming Lu, Dong-Ming Li
  • Electronic device with pivotal cover
    Patent number: 8435054
    Abstract: An electronic device includes an enclosure, a connector, a connector cover, and a resisting member. The enclosure defines at least one opening. The connector is disposed in the enclosure and corresponding to the at least one opening of the enclosure. The connector cover covers the opening to protect the connector and includes pivot shaft. The pivot shaft is rotatably connected to the enclosure. The resisting member elastically resists against the connector cover. The resisting member may be formed by a spring biased block that presses in an end of the pivot shaft to maintain the cover in open or closed position. A restricting member may be located in the opening to limit cover rotation in both open and closed positions.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: May 7, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Pei Liu
  • Wireless access device and method of transmitting packets
    Patent number: 8432857
    Abstract: A wireless access device communicates with a plurality of customer premised equipments (CPEs) via a network. The wireless access device establishes a plurality of queues and distributes intervals for each of the CPEs. The wireless access device receives packets from the network, obtains one of the intervals corresponding to one of the CPEs with a MAC address being a destination MAC address of one of the received packets, and stores each of the received packets to one of the queues with sequence number being in the obtained interval. The wireless access device transmits the received packets stored in the plurality of queues in the way of one row by one row.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: April 30, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Yao-Hong Du
  • Method of calculating connectivity of N-dimensional space
    Patent number: 8423552
    Abstract: A method for calculating connectivity of a space having a number of objects using a computer system includes establishing a character matrix having a number of elements in accordance with the objects. A label matrix is established, and the character matrix is divided into blocks. Connectivity of the elements of each of the blocks is calculated, and then the elements are grouped into regions based on the values of the elements. Each of the regions is labeled and enhanced. Connectivity of the regions is calculated, and the regions are grouped into larger regions based on the values of the elements.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: April 16, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Yao-Hong Du
  • Integrated access device and overcurrent protection method
    Patent number: 8422664
    Abstract: An integrated access device (IAD) protects overcurrent of a DAA chipset. The IAD periodically detects an on-hook/off-hook state of the DAA chipset, and periodically monitors an OPD state of the DAA chipset upon the condition that the on-hook/off-hook state of the DAA chipset is detected in off-hook state at least twice. The IAD further sets the on-hook/off-hook state of the DAA chipset as on-hook to avoid damage to the DAA chipset caused by overcurrent upon the condition that the OPD state of the DAA chipset indicates the DAA chipset is overcurrent.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: April 16, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Kuo-Wei Hung, Jie Li
  • PRINTED ANTENNA
    Publication number: 20130082880
    Abstract: A printed antenna, disposed on a substrate including a first surface and a second surface, includes a plurality of holes, a radiating body, and a feeding portion. The radiating body includes a first radiator arranged on the first surface and a second radiator arranged on the second surface. The first radiator includes a plurality of first radiating portions spaced apart from each other and positioned between two adjacent holes on the first surface. The second radiator includes a plurality of second radiating portions spaced apart from each other and positioned between two adjacent holes on the first surface. The plurality of first radiating portions and the plurality of second radiating portions are put end to end via the plurality of holes from the first surface to the second surface.
    Type: Application
    Filed: August 29, 2012
    Publication date: April 4, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., AMBIT MICROSYSTEMS (SHANGHAI) LTD.
    Inventors: ZHI-CHENG YU, CHENG-QIU WEI
  • Voice-controlled navigation device and method
    Patent number: 8412455
    Abstract: In a voice-controlled navigation device and method, a voice command is received, and divided into voice segments Vi (i=1˜n) by comparing with one or more keywords. A voice segment Vi (i=1˜n) is obtained in sequence to be compared with tree nodes in a search tree of place names. A weight value of each tree node is computed according to a comparison, to select one or more tree nodes whose weight values are greater than a predetermined value. Routes formed by all the selected tree nodes are obtained to select a route whose total weight value is the greatest. A navigation to a destination is given by indicating the selected route on an electronic map according to place names represented by the tree nodes of the selected route.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: April 2, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Yi-Hua Gong, Guo-Zhi Ding, Chi-Ming Lu
  • Modem and calling packet processing method thereof
    Patent number: 8391279
    Abstract: A modem to process calling packets includes receiving a calling request packet from a software phone of a communication terminal, and determining if the calling request packet includes a special tag. If the IP phone is idle, the modem records a source IP address of the calling request packet, and modifies the source IP of the calling request packet to be an IP address of the IP phone, then the modem transmits the modified calling request packet to a server, and receives a calling reply packet from the server, then modifies a destination IP address of the calling reply packet to be the IP address of the communication terminal. The modem transmits the modified calling reply packet to the software phone to establish the call.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: March 5, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Pu-Cun Du, Bo Hong, Yao-Shun Chuang
  • Slide phone
    Patent number: 8380262
    Abstract: A slide phone includes a first body, a main sheet, a second body, a pair of lever, a keypad, and a pair of supports. The main sheet is mounted on the first body. The second body is slidably installed on the main sheet and capable of moving relative to the first body. When the slide phone is closed, the second body forms a receiving space together with the first body. The levers are positioned to opposite sides of the first body. The keypad is mounted on the levers and can be accommodated in the receiving space when the slide phone is closed, and can be lifted by the levers to be substantially coplanar with an upper surface of the second body when the slide phone is opened. The pair of supports is mounted on the first body adjacent to the lever correspondingly.
    Type: Grant
    Filed: January 20, 2010
    Date of Patent: February 19, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Pei Liu, Xin-Long Fang, Wen-Jia Ren, Jin-Shui Chen, Zhong-You Li, Zhan-Xing Ma
  • Method and system for sharing configuration parameters among processes of an electronic device
    Patent number: 8375398
    Abstract: An electronic system comprises a memory, a parser, and a device driver. A plurality of applications and a document are stored in a user space of the memory, the document storing configuration parameters. The parser module parses the document to retrieve the parameters in response to invocation from at least one application. The device driver creates data structure for the parameters in the kernel space of the memory, thus to facilitate a plurality of programs to execute different functions of the system by commonly utilizing the parameters through the device driver.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: February 12, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Yao-Hong Du
  • Speaker assembly
    Patent number: 8369559
    Abstract: A speaker assembly includes a base including two receiving holes, a cover mounted on a first surface the base, a speaker, a flexible printed circuit (FPC) attached to a second surface the base opposite to the first surface, and two springs received in the receiving holes. The cover includes a receiving space to receive the speaker. The speaker includes two first pads. The FPC includes two second pads. The springs electrically connect the first pads to the second pads.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: February 5, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Ying-Ye Liang, Shi-Jun Yang, Ping Li, Xiao-Yong Cui
  • Electronic device and method for matching images
    Patent number: 8345985
    Abstract: In an electronic device and method of matching an image A and an image B, grayscale centers of the image A and the image B are computed. The image A is divided into n equal parts Dk(k=1˜n) according to the grayscale center, and a grayscale density Vk of each part Dk is computed, to acquire n grayscale densities Vk(k=1˜n) which are regarded as feature data u of the image A. Feature data v of the image B is extracted in the similar way. A similarity of a grayscale density Vak selected from the feature data u and the grayscale density Vbk selected from the feature data V, is computed. Thus, n similarities are computed. A similarity ?(n, u, v) of the image A and the image B is computed according to the n similarities.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: January 1, 2013
    Assignees: Ambit Microsystems (Shanghai) Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Yao-Hong Du